Re: [PATCH 15/30] mm: introduce and use linear_page_delta()
Ackerley Tng <[email protected]>
| Newsgroups | dev.linux.lists.nvdimm,dev.linux.lists.damon,dev.linux.lists.iommu,org.freedesktop.lists.dri-devel,org.kernel.vger.kvm,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-parisc,org.kernel.vger.linux-perf-users,org.kernel.vger.linux-sgx,org.kernel.vger.linux-tegra,org.kernel.vger.linux-trace-kernel,org.kvack.linux-mm |
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| Message-ID | <CAEvNRgE-JJAzC0jp+bY8+e1+gYSH+MjT6JqX_DfCcpaxOM-Dtw@mail.gmail.com> |
Lorenzo Stoakes <[email protected]> writes: > It's often useful to obtain the number of pages a given address lies at > within a VMA. > > Add linear_page_delta() to determine this and update linear_page_index() to > make use of it. > > Add comments to describe both linear_page_delta() and linear_page_index(). > > No functional change intended. > > Signed-off-by: Lorenzo Stoakes <[email protected]> Reviewed-by: Ackerley Tng <[email protected]> > > [...snip...] >